Remove IPC::BrokerableAttachment.

ipc/ipc_send_fds_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 
 #if defined(OS_POSIX)
 #if defined(OS_MACOSX)
 extern "C" {
 #include <sandbox.h>
@@ skipping 59 matching lines @@
 };
 
 class MyChannelDescriptorListener : public MyChannelDescriptorListenerBase {
  public:
   explicit MyChannelDescriptorListener(ino_t expected_inode_num)
       : MyChannelDescriptorListenerBase(),
         expected_inode_num_(expected_inode_num),
         num_fds_received_(0) {
   }
 
-  bool GotExpectedNumberOfDescriptors() const {
-    return num_fds_received_ == kNumFDsToSend * kNumMessages;
+  unsigned num_fds_received() const {
+    return num_fds_received_;
   }
 
   void OnChannelError() override {
     base::MessageLoop::current()->QuitWhenIdle();
   }
 
  protected:
   void HandleFD(int fd) override {
     ASSERT_GE(fd, 0);
     // Check that we can read from the FD.
@@ skipping 64 matching lines @@
     MyChannelDescriptorListener listener(expected_inode_num);
 
     // Set up IPC channel.
     Connect(&listener);
 
     // Run message loop.
     base::RunLoop().Run();
 
     // Verify that the message loop was exited due to getting the correct number
     // of descriptors, and not because of the channel closing unexpectedly.
-    EXPECT_TRUE(listener.GotExpectedNumberOfDescriptors());
+    EXPECT_EQ(kNumFDsToSend * kNumMessages, listener.num_fds_received());
 
     Close();
   }
 };
 
 DEFINE_IPC_CHANNEL_MOJO_TEST_CLIENT_WITH_CUSTOM_FIXTURE(
     SendFdsClient,
     SendFdsTestClientFixture) {
   struct stat st;
   int fd = open(kDevZeroPath, O_RDONLY);
@@ skipping 32 matching lines @@
       << "Sandbox wasn't properly enabled";
 
   // See if we can receive a file descriptor.
   SendFdsClientCommon("SendFdsSandboxedClient", st.st_ino);
 }
 #endif  // defined(OS_MACOSX)
 
 }  // namespace
 
 #endif  // defined(OS_POSIX)